201716757

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{863}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 326799360

約数和(自身を除く): 125082603

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 787, 863, 2361, 2589, 7083, 7767, 8657, 9493, 21249, 23301, 25971, 28479, 77913, 85437, 233739, 256311, 679181, 2037543, 6112629, 7470991, 18337887, 22412973, 67238919, 201716757]

約数ペア:

[(1, 201716757), (3, 67238919), (9, 22412973), (11, 18337887), (27, 7470991), (33, 6112629), (99, 2037543), (297, 679181), (787, 256311), (863, 233739), (2361, 85437), (2589, 77913), (7083, 28479), (7767, 25971), (8657, 23301), (9493, 21249)]